Deformed Steel Bar 1.Diameter:8mm-40mm 2.Length: 6m, 9m, 12m 3.Standard:GB1499-98 HRB335 4.certifications:ISO,BV,SGS Deformed Steel Bar1) Product ... name: Deformed Steel Bar 2) Standard and grade: a) GB1499-98 HRB335,HRB400,HRB500 b) BS4449-1997 GR460 3 ... can produce special specification products as per our customers' requirement Deformed Steel Bar